i want to tell about my brother story,his case was very simple no travel history,full sahdi,no gaps,just finished study and work in a company so simple,but embassy send him at that time pr letter normally after 16 months,after 2 months they backed passport without visa and call for interview,on interview day the guy surprize why embassy do this with him,he said to my brother. just asked his history like study and work,and told him they send him again pr letter,but after 3 weeks he got call and they said just send passport,and he got visa after that.now he is in canada enjoying life there.